Home / 19,933.65-29,864.84-11,153.25

Finding the Fourth Proportional to 19,933.65, 29,864.84 and 11,153.25

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Solution

The fourth proportional to 19,933.65, 29,864.84 and 11,153.25 is: 16,709.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,933.65 : 29,864.84 = 11,153.25 : x
  2. Step 2: Convert to fraction form
    19,933.65/29,864.84 = 11,153.25/x
  3. Step 3: Cross multiply
    19,933.65x = 29,864.84 × 11,153.25
  4. Step 4: Simplify right side
    19,933.65x = 333,089,970.96
  5. Step 5: Solve for x
    x = 333,089,970.96/19,933.65
  6. Step 6: Final answer
    x = 16,709.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.